A situation which occurs when the amplitude of a signal falls well below the optimum level in a recording or broadcasting system, causing it to be masked by noise. In digital systems, undermodulation can lead to distortion. See overmodulation.
A situation which occurs when the amplitude of a signal falls well below the optimum level in a recording or broadcasting system, causing it to be masked by noise. In digital systems, undermodulation can lead to distortion. See overmodulation.